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|
Application |
Specification | |
|
Metric |
English |
|
| General Data | ||
| Engine Type |
60° V-6 |
|
| Displacement |
3.1L |
191 cu in |
| RPO (VIN Code) |
L82 (M) |
|
| Bore |
89*mm |
3.50*in |
| Stroke |
84*mm |
3.31*in |
| Deck Height |
224 mm |
8.818 in |
| Compression Ratio |
9.5:1 |
|
| Firing Order |
1-2-3-4-5-6 |
|
| Oil Pressure |
103 kPa |
15 psi @ 1100 RPM |
| Cylinder Bore | ||
| Diameter |
89.016-89.034*mm |
3.5046-3.5053*in |
| Out Of Round Maximum |
0.014*mm |
0.0005*in |
| Taper -- Thrust Side Maximum |
0.020*mm |
0.0008*in |
| Piston | ||
| Diameter-Gaged on the skirt 12*mm below the centerline of the piston pin bore |
88.974-89.001*mm |
3.5029-3.5040*in |
| Clearance |
0.032-0.068*mm |
0.0013-0.0027*in |
| Pin Bore |
23.006-23.013*mm |
0.9057-0.9060*in |
| Piston Ring | ||
| Top Groove Side Clearance |
0.05-0.085*mm |
0.002-0.0033*in |
| Second Groove Side Clearance |
0.05-0.09*mm |
0.002-0.0035*in |
| Top Ring Gap |
0.15-0.36*mm |
0.006-0.014*in |
| Second Ring Gap |
0.5-0.71*mm |
0.0197-0.0280*in |
| Groove Clearance |
0.20*mm |
0.008 in*in |
| Gap with segment at 89.0*mm |
0.25-1.27*mm |
0.0098-0.05*in |
| Piston Pin | ||
| Diameter |
22.9915-22.9964*mm |
0.9052-0.9054*in |
| Clearance In Piston |
0.0096-0.0215*mm |
0.0004-0.0008*in |
| Fit In Rod |
0.0165-0.0464*mm |
0.0006-0.0018*in |
| Crankshaft | ||
| Main Journal Diameter |
67.239-67.257*mm |
2.6473-2.6483*in |
| Main Journal Taper |
0.005*mm |
0.0002*in |
| Out Of Round |
0.005*mm |
0.0002*in |
| Flange Runout-Max |
0.04*mm |
0.0016*in |
| Cylinder Block Main Bearing Bore Diameter |
72.155-72.168*mm |
2.8407-2.8412*in |
| Crankshaft Main Bearing Inside Diameter |
67.289-67.316*mm |
2.6492-2.6502*in |
| Main Bearing Clearance |
0.019-0.064*mm |
0.0008-0.0025*in |
| Main Thrust Bearing Clearance |
0.032-0.077*mm |
0.0012-0.0030*in |
| Crankshaft End Play |
0.060-0.210*mm |
0.0024-0.0083*in |
| Crankshaft Flange Runout-Max |
0.04*mm |
0.0016*in |
| Crankpin | ||
| Rod Bearing Journal Diameter |
50.768-50.784*mm |
1.9987-1.9994*in |
| Rod Bearing Journal Taper |
0.005*mm |
0.0002*in |
| Rod Bearing Journal Out Of Round |
0.005*mm |
0.0002*in |
| Rod Bearing Bore Diameter |
53.962-53.984*mm |
2.124-2.125*in |
| Rod Inside Bearing Diameter |
50.812-50.850*mm |
2.000-2.002*in |
| Rod Bearing Journal Clearance |
0.018-0.062*mm |
0.0007-0.0024*in |
| Rod Side Clearance |
0.18-0.44*mm |
0.007-0.017*in |
| Camshaft | ||
| Lobe Lift (Intake and Exhaust) |
6.9263*mm |
0.2727*in |
| Journal Diameter |
47.45-47.48*mm |
1.868-1.869*in |
| Camshaft Bearing Bore Diameter-Front and Rear |
51.03-51.08*mm |
2.009-2.011*in |
| Camshaft Bearing Bore Diameter-Middle #2 and #3 |
50.77-50.82*mm |
1.999-2.001*in |
| Camshaft Bearing Inside Diameter |
47.523-47.549*mm |
1.871-1.872*in |
| Journal Clearance |
0.026-0.101*mm |
0.001-0.0039*in |
| Journal Runout-Max |
0.025*mm |
0.001*in |
| Valve System | ||
| Roller Lifter |
Hydraulic |
|
| Rocker Arm Ratio |
1.60:1 |
|
| Valve Face Angle |
45° |
|
| Seat Angle |
45° |
|
| Valve Seat Runout |
0.025*mm |
0.001*in |
| Seat Width-Intake |
1.55-1.80*mm |
0.061-0.071*in |
| Seat Width-Exhaust |
1.70-2.0*mm |
0.067-0.079*in |
| Valve Margin - Minimum Intake |
2.10*mm |
0.083*in |
| Valve Margin - Minimum Exhaust |
2.70*mm |
0.106*in |
| Valve Stem Clearance |
0.026-0.068*mm |
0.0010-0.0027*in |
| Valve Spring | ||
| Valve Springs Free Length |
48.5*mm |
1.89*in |
| Valve Springs Load (Closed) |
320 N @ 43.2*mm |
75 lb @ 1.701*in |
| Valve Springs Load (Open) |
1036 N @ 32*mm |
230 lb @ 1.260*in |
| Installed Height Intake-Exhaust |
43.2*mm |
1.701*in |
| Approx. # or coils |
6.55 |
|
| Oil Pump | ||
| Gear Lash |
0.094-0.195*mm |
0.0037-0.0077*in |
| Gear Pocket Depth |
30.52-30.58*mm |
1.202-1.204*in |
| Gear Pocket Diameter |
38.176-38.226*mm |
1.503-1.505*in |
| Gear | ||
| Length |
30.45-30.48*mm |
1.199-1.200*in |
| Diameter |
38.05-38.10*mm |
1.498-1.500*in |
| Side Clearance |
0.038-0.088*mm |
0.001-0.003*in |
| End Clearance |
0.040-0.125*mm |
0.002-0.005*in |
| Valve to Bore Clearance |
0.038-0.089*mm |
0.0015-0.0035*in |
Fastener Tightening Specifications (L82)
|
Application |
N·m |
Lb Ft |
Lb In |
|---|---|---|---|
| Accelerator Control Cable Bracket Bolt |
14 |
-- |
125 |
| Accelerator Control Cable Bracket Nut |
10 |
-- |
89 |
| Camshaft Position Sensor Bolt |
10 |
-- |
89 |
| Camshaft Sprocket Bolt |
110 |
81 |
-- |
| Camshaft Thrust Plate Bolt |
10 |
-- |
89 |
| Connecting Rod Cap Nut |
20 +75° |
15 +75° |
-- |
| Coolant Drain Plug |
19 |
14 |
-- |
| Coolant Outlet Bolt |
25 |
18 |
-- |
| Coolant Pump Bolt |
10 |
-- |
89 |
| Coolant Pump Pulley Bolt |
25 |
18 |
-- |
| Crankshaft Balancer Bolt |
103 |
76 |
-- |
| Crankshaft Oil Deflector Nut |
25 |
18 |
-- |
| Crankshaft Position Sensor Bolt - Front Cover |
10 |
-- |
89 |
| Crankshaft Position Sensor Bolt - Side of Blocks |
11 |
-- |
98 |
| Cylinder Head Bolt |
45 +90° |
33 +90° |
-- |
| EGR Adapter Pipe to Exhaust Manifold Nut |
25 |
18 |
-- |
| EGR to Adapter Pipe Bolt |
25 |
18 |
-- |
| Electronic Ignition Control Module Bracket Bolt |
25 |
18 |
-- |
| Electronic Ignition Control Module Bracket Nut |
25 |
18 |
-- |
| Engine Coolant Temperature Sensor |
23 |
17 |
-- |
| Engine Mount Bracket Bolt |
58 |
43 |
-- |
| Engine Mount to Bracket Nut |
47 |
35 |
-- |
| Engine Mount to Frame Bracket Nut |
43 |
32 |
-- |
| Engine Mount Strut Nut |
48 |
35 |
-- |
| Engine Mount Strut Bracket Bolt - Engine Right Side |
50 |
37 |
-- |
| Engine Mount Strut Bracket Bolt - Engine Left Side |
70 |
52 |
-- |
| Engine Mount Strut Bracket Bolt - Upper Radiator Support |
26 |
19 |
-- |
| Exhaust Crossover Pipe Nut |
25 |
18 |
-- |
| Exhaust Crossover Pipe Heat Shield Bolt |
10 |
-- |
89 |
| Exhaust Manifold Nut |
16 |
12 |
-- |
| Exhaust Manifold Heat Shield Bolt |
10 |
-- |
89 |
| Exhaust Manifold Stud |
16 |
12 |
-- |
| Flywheel Bolt |
83 |
61 |
-- |
| Front Cover Bolt - Large |
47 |
35 |
-- |
| Front Cover Bolt - Small |
21 |
15 |
-- |
| Fuel Injector Rail Bolt |
10 |
-- |
89 |
| Fuel Pipe Bracket Bolt |
50 |
37 |
-- |
| Fuel Pipe Bracket Stud |
50 |
37 |
-- |
| Fuel Pipe Fitting |
17 |
13 |
-- |
| Fuel Pipe Retaining Clip Bolt |
10 |
-- |
89 |
| Generator Bracket Bolt |
50 |
37 |
-- |
| Heater Inlet Pipe Nipple |
30 |
22 |
-- |
| Heater Inlet Pipe Nut |
25 |
18 |
-- |
| Heater Inlet Pipe Stud |
25 |
18 |
-- |
| Knock Sensor |
19 |
14 |
-- |
| Lower Intake Manifold Bolt |
13 |
-- |
115 |
| MAP Sensor Bolt |
4 |
-- |
36 |
| Oil Gallery Plug - 1/4 in |
19 |
14 |
-- |
| Oil Gallery Plug - 3/8 in |
33 |
24 |
-- |
| Oil Filter |
13 |
-- |
115 |
| Oil Filter By-pass Plug |
19 |
14 |
-- |
| Oil Filter Fitting |
39 |
29 |
-- |
| Oil Filter Cooler Connector |
50 |
37 |
-- |
| Oil Level Indicator Assembly Bolt |
25 |
18 |
-- |
| Oil Level Sensor |
10 |
-- |
89 |
| Oil Pan Retaining Bolt |
25 |
-- |
18 |
| Oil Pan Side Bolt |
50 |
37 |
-- |
| Oil Pan Drain Plug |
25 |
18 |
-- |
| Oil Pressure Switch |
13 |
-- |
115 |
| Oil Pump Bolt |
41 |
30 |
-- |
| Oil Pump Cover Bolt |
10 |
-- |
89 |
| Oil Pump Drive Assembly Bolt |
36 |
27 |
-- |
| Rear Engine Lift Bracket Bolt |
50 |
37 |
-- |
| Rocker Arm Bolt |
10 +30° |
-- |
89 +30° |
| Rocker Cover Retaining Bolt (Finger Tighten All Bolts First) |
10 |
-- |
89 |
| Spark Plug |
20 |
15 |
-- |
| Throttle Body Bolt |
25 |
18 |
-- |
| Timing Chain Dampener Bolt |
21 |
15 |
-- |
| Upper Intake Manifold Bolt |
25 |
18 |
-- |
| Upper Intake Manifold Stud |
25 |
18 |
-- |
| Valve Lifter Guide Bolt |
10 |
-- |
89 |
If you want it to make the power it use to, then you need to remove some of that rubber, like this.